1.21 Database Backup

The metrics in this category provide detailed backup information for all databases.

Default Collection Interval — in real time

Table 1-26 Database Backup Metrics

Metric Description

Backup Set ID (key column)

Unique backup set identification number that identifies the backup set.

Media Set ID (key column)

Unique media set identification number that identifies the media set containing the backup set.

Family Sequence Number (key column)

Position of this media family in the media set.

File Number (key column)

File identification number unique within a database.

Mirror Number (key column)

Mirror identification number unique within a database.

Backup Set Name

Name of the backup set. Can be NULL

Backup Set Description

Description of the backup set. Can be NULL.

Username

Name of the user performing the backup operation. Can be NULL.

Start Date

Date and time the backup operation started. Can be NULL.

Finish Date

Date and time the backup operation finished. Can be NULL.

Size of Backup (bytes)

Size of the backup set, in bytes. Can be NULL.

Database Name

Name of the database involved in the backup operation. Can be NULL.

Server Name

Name of the server running the SQL Server backup operation. Can be NULL.

Machine Name

Name of the computer running SQL Server. Can be NULL.

Media Set Name

Name of the media set. Can be NULL.

Media Set Device Name

Physical name of the backup device. Can be NULL.

Physical Block Size (Bytes)

Physical block size used to write the media family. Can be NULL.

File Group Name

Name of the filegroup containing a backed up database file. Can be NULL.

File Group Physical Name

Remainder of the physical (operating system) file name. Can be NULL.

Backup Set Expiration Date

Date and time the backup set expires. Can be NULL.